ITEM NAME:4 Pack R410A Adapter Charging Vacuum Port Adapter Brass Converter with Thim M6T9 4 Pack R410A Adapter Charging Vacuum Port Adapter Brass Converter with Thim M6T9 Features: brass construction, quick connect, good tensile strength and resisting corrosion Utility adapter: converts the 5/16 inch SAE charging-vacuum ports (new R410a style) to accept 1/4 inch SAE gauge-hose set; 1/4 Inch male SAE x 5/16 inch SAE female adapter Come with full thimble: it will not open the air
